Php-reverse-shell

// Close the socket socket_close($sock);

Unrestricted File Uploads: If a website allows users to upload profile pictures or documents without properly validating file extensions, an attacker can upload a .php file containing their shell script. php-reverse-shell

Exploiting Local File Inclusion (LFI): In some cases, attackers use PHP Wrappers or log poisoning to execute local files that they have manipulated to contain PHP code. // Close the socket socket_close($sock)

A flips the script. The compromised server calls back to your machine. Why? Because firewalls almost always block incoming connections to servers, but they rarely block outbound connections (like a server fetching an API or a user browsing the web). php-reverse-shell